Part 4 of the post series is going to walk you through how to transform a qcow2 image into raw via rbd. All credits for this post go to Sebastian Han who wrote this OpenStack Glance: Import Images and Convert Them Directly in Ceph. Make sure you set rbd default format = 2 in the…
Part 3 of the post series is going to walk you through how to integrate cinder and glance with ceph on RHEL OSP 6. Most of the instructions on what you need to do can be found here Block Devices and OpenStack 1. Delete the default pools as you won’t need them [root@ceph-mgmt ~]# cd…
Part 2 of the post series is going to walk you through how to build your ceph cluster after you performed the initial configuration for ceph. NOTE: Ceph 1.2.3 fails to install the Diamond package on minion nodes during state.highstate. You can find the bug report and fix here Diamond bug . Thanks to my…
The goal of the ceph / OpenStack integration post series is to give you a step by step guide on how you can build a ceph cluster and integrate it with your openstack environment for a POC as well as demonstrate how you can upload qcow2 images into rbd, transform them into raw and import…
This post will guide you through the configuration for an OpenStack HA cluster setup with public facing admin/public apis. Exposing the OpenStack apis is essential if you want to make use of hybrid cloud management tools like CloudForms. OpenStack HA is a very complex beast and hard to setup if you don’t have the right tooling….
Cloudforms / ManageIQ has a very powerful automation engine. There is basically nothing you can’t do with it. You could even trigger an api call to make coffee during a provisioning run. But what if your provisioning fails? Every step which is executed by the cloudforms automation engine gets logged into /var/www/miq/vmdb/log/evm.log or /var/www/miq/vmdb/log/automation.log. As…
This howto is going to walk you trough an installation of hosted engine on rhel7 for redhat virtualization 3.5. Important, before you start make sure you have the following already setup (3 Hosts with these components): Network: Your hostname (hypervisor and hosted engine) must have a dns name which resolve! Storage: Have an nfs or…
This guide will help you to setup an OpenShift non HA environment within less than an hour. We are installing 1 Broker and 2 nodes. If you do not have a satellite server and need local repos, these are the channels you need to clone are have available: jbappplatform-6-x86_64-server-6-rpm jb-ews-2-x86_64-server-6-rpm rhel-x86_64-server-6-ose-2.2-infrastructure rhel-x86_64-server-6-ose-2.2-jbosseap rhel-x86_64-server-6-ose-2.2-node rhel-x86_64-server-6-ose-2.2-rhc rhel-x86_64-server-6-rhscl-1…
Step 1a. If you have a rhel subscription subscribe to the base, optional and redhat software collection beta channel. You will also need the official nginx repository (http://wiki.nginx.org/Install#Official_Red_Hat.2FCentOS_packages). Step 1. If your on Centos add the SCL repo to your Rhel/Centos installation and bring in the official nginx repository (http://wiki.nginx.org/Install#Official_Red_Hat.2FCentOS_packages ). # yum install -y…
Redhat release software collection January this year. It’s kind of cool as it lets you install newer versions of ruby perl python etc. Gitlab requires version ruby193 which is very easy to install with scl. This install guide is based on the original gitlab install guide which can be found here “https://github.com/gitlabhq/gitlab-recipes” and shows you howto…